world first OPPO A71 IMEI repair

Repair IMEI Null Oppo A71 (CPH1717EX) using UFi Android ToolBox

Repair IMEI Null Oppo A71 (CPH1717EX) using UFi Android ToolBox-tes-jpg

Imei null in Oppo A71 (CPH1717EX) is one of the hot cases for now.
These devices use secure mediatek platforms, usually not too hard to fix IMEI on mediatek platforms.
Most cases can be solved via META and AT modes.
But Oppo apparently has a different approach in implementing IMEI this time,
they use what we call "Custom Secure Imei"

Through soft release update UFI software v.1.2.0.442,
we have provided solution to solve Imei problem in Oppo A71 (CPH1717EX).

These is step by step how to repair it using UFi Android ToolBox

Step1. Power off Devices. Make Identify Devices,
Hold vol up button while connecting USB to force devices in Mediatek BootRom mode[MTK USB Port].
**Don't forget to Always select Brand, Platform, and Model correctly.

Repair IMEI Null Oppo A71 (CPH1717EX) using UFi Android ToolBox-image-jpg

Step2. Go to Special Task and select [Oppo] Custom secure imei patch

Repair IMEI Null Oppo A71 (CPH1717EX) using UFi Android ToolBox-image-jpg
Repair IMEI Null Oppo A71 (CPH1717EX) using UFi Android ToolBox-image-jpg

After Patch custom secure imei finish,
Power On devices, wait until devices fully boot and enter to homescreen.
Power OFF devices again after that.

Step3. Re-Write Original Imei in Service tab menu.
Please pay attention to windows Log.
Modem Info must be displayed during repair procedure, otherwise it will Failed.
If you face failed in this step, please go to first step,
Make erase nvdata and nvram partitions, and continue to next step

Repair IMEI Null Oppo A71 (CPH1717EX) using UFi Android ToolBox-image-jpg

Congratulations, You just Repair Imei Null OPPO A71(CPH1717EX)